I don't think necessity is the mother of invention. Invention ... arises directly from idleness, possibly also from laziness. To save oneself trouble.
Strength of mind rests in sobriety; for this keeps your reason unclouded by passion.
Don't complain about the snow on your neighbor's roof when your own doorstep is unclean.
We could all take a lesson from crayons: some are sharp, some are beautiful, some have weird names, and all are different colors, but they still learn to live in the same box...
There are no traffic jams on the extra mile.
He who is not courageous enough to take risks will accomplish nothing in life
Man needs his difficulties because they are necessary to enjoy success.
Our greatest glory is not in never falling but in rising every time we fall.
In a day, when you don't come across any problems - you can be sure that you are travelling in a wrong path.
The biggest adventure you can ever take is to live the life of your dreams.
The starting point of all achievement is desire. Keep this constantly in mind. Weak desires bring weak results, just as a small amount of fire makes a small amount of heat.
I am always doing what I cannot do yet, in order to learn how to do it.
Every problem is a gift - without problems we would not grow.
Great spirits have always encountered violent opposition from mediocre minds.
Winners and losers aren't born, they are the products of how they think
Wanting to be someone else is a waste of who you are
When everything seems to be going against you, remember that the airplane takes off against the wind, not with it ....
Only those are fit to live who do not fear to die; and none are fit to die who have shrunk from the joy of life and the duty of life. Both life and death are parts of the same Great Adventure.
I work hard, and I do good, and I'm going to enjoy myself. I'm not going to let you restrict me.
There is no passion to be found playing small - in settling for a life that is less than the one you are capable of living.
Every problem has in it the seeds of its own solution. If you don't have any problems, you don't get any seeds.